* [Caml-list] how to perform an inline assignation to a value containing an int32
@ 2001-10-03 7:34 Sylvain Kerjean
2001-10-08 13:29 ` Xavier Leroy
0 siblings, 1 reply; 2+ messages in thread
From: Sylvain Kerjean @ 2001-10-03 7:34 UTC (permalink / raw)
To: caml-list
i tried Int32_val(v) = v'
but i am not sure that Int32_val() is a valid pointer.
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Sylvain Kerjean
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^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [Caml-list] how to perform an inline assignation to a value containing an int32
2001-10-03 7:34 [Caml-list] how to perform an inline assignation to a value containing an int32 Sylvain Kerjean
@ 2001-10-08 13:29 ` Xavier Leroy
0 siblings, 0 replies; 2+ messages in thread
From: Xavier Leroy @ 2001-10-08 13:29 UTC (permalink / raw)
To: Sylvain Kerjean; +Cc: caml-list
> i tried Int32_val(v) = v'
Yes, you can do that. Int32_val(v) is a l-value as well as a r-value,
in C parlance. Still, the Caml type int32 is normally immutable, so
it might be cleaner to allocate a fresh int32 using copy_int32(v').
- Xavier Leroy
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